150 years of patent office practice
By: Josh Lerner.
Contributors: National Bureau of Economic Research.
Series: NBER working paper series -- no. 7477; Working paper series (National Bureau of Economic Research) -- working paper no. 7477.
Publisher: National Bureau of Economic Research
Published: 2000
Place of publication: Cambridge, MA
Language: eng
Number of pages: 31
Subjects: Patent laws and legislation -- History.
Other titles: One hundred fifty years of patent office practice
Notes: "January 2000."

JEL no. O34.

Includes bibliographical references (p. 23-31).

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Electronic version available via the Internet at the NBER World Wide Web site.